Home / 4,623.04-6,380.45-2,633.78

Finding the Fourth Proportional to 4,623.04, 6,380.45 and 2,633.78

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Solution

The fourth proportional to 4,623.04, 6,380.45 and 2,633.78 is: 3,634.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,623.04 : 6,380.45 = 2,633.78 : x
  2. Step 2: Convert to fraction form
    4,623.04/6,380.45 = 2,633.78/x
  3. Step 3: Cross multiply
    4,623.04x = 6,380.45 × 2,633.78
  4. Step 4: Simplify right side
    4,623.04x = 16,804,729.07
  5. Step 5: Solve for x
    x = 16,804,729.07/4,623.04
  6. Step 6: Final answer
    x = 3,634.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.